#81CF50#81CF50

#81CF50 is a light, vivid yellow-green. Relative luminance 0.499; OKLCH L 77.8% C 0.179 H 135.3°. Best body text is #000000 at 10.97:1 contrast (WCAG AA passes).

Color values

HEX	#81CF50
RGB	rgb(129, 207, 80)
HSL	hsl(97, 57%, 56%)
HSV	hsv(97, 61%, 81%)
CMYK	cmyk(37.7%, 0%, 61.4%, 18.8%)
CIE-LAB	lab(75.99, -45.75, 54.21)
CIE-LCH	lch(75.99, 70.93, 130.16°)
OKLab	oklab(77.75% -0.127 0.1259)
OKLCH	oklch(77.75% 0.179 135.3)
XYZ	xyz(32.8133, 49.8704, 15.4849)
Luminance	0.4987 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81CF50 #9E50CF

analogous

#C1CF50 #81CF50 #50CF5F

triadic

#81CF50 #5081CF #CF5081

tetradic

#81CF50 #50C1CF #9E50CF #CF5F50

square

#81CF50 #50C1CF #9E50CF #CF5F50

split-complementary

#81CF50 #5F50CF #CF50C1

monochromatic

#488123 #62B131 #81CF50 #A4DC80 #C6E9B0

Accessibility & contrast

On white

1.91

#81CF50 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.97

#81CF50 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81CF50

10.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81CF50	#FFFFFF	#000000	##000000
##81CF50	1.00	1.91	10.97	10.97
#FFFFFF	1.91	1.00	21.00	21.00
#000000	10.97	21.00	1.00	1.00
##000000	10.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BF41

Deuteranopia (green-blind)

#CBB95A

Tritanopia (blue-blind)

#7FC8B4

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #81cf50;
/* rgb */ color: rgb(129, 207, 80);
/* oklch */ color: oklch(77.8% 0.179 135.3);

Tailwind

colors: {
  custom: {
    50: '#aade86',
    500: '#81cf50',
    950: '#000000',
  },
}

SCSS

$custom: #81cf50;
$custom-light: #aade86;
$custom-dark: #000000;

JSON

{
  "hex": "#81cf50",
  "rgb": {
    "r": 129,
    "g": 207,
    "b": 80
  },
  "hsl": {
    "h": 96.85,
    "s": 56.951,
    "l": 56.275
  },
  "oklch": {
    "l": 0.77753,
    "c": 0.17881,
    "h": 135.3
  },
  "luminance": 0.49872
}

Semantic roles & 50–950 ramp

primary

#81CF50

secondary

#C3A3D8

accent

#48E0A5

background

#FAFDF8

surface

#F4FBF0

border

#CED4CB

text

#10150B

muted

#7F837C

Preview Lab

Preview with #81CF50

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →